Parking brake

See also:

BMW Assist or ConnectedDrive
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X3 in the Market
At $38,000, the X3 starts substantially higher than its nearest competitor, the Acura RDX. Save for its problematic transmission behavior, the BMW offers a more buttoned-down driving experience th ...

The concept
The parking brake is primarily intended to prevent the vehicle from rolling while parked; it brakes the rear wheels. ...